diff --git a/CHANGELOG.md b/CHANGELOG.md
index 864ed49f6..672020267 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
+## [2.3.1] - 2022-07-30
+
 ### Added
 
 - Japanese translation ([#234](https://github.com/jpanther/congo/pull/234))
@@ -500,7 +502,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Advanced customisation using simple Tailwind colour definitions and styles
 - Fully documented
 
-[unreleased]: https://github.com/jpanther/congo/compare/v2.3.0...HEAD
+[unreleased]: https://github.com/jpanther/congo/compare/v2.3.1...HEAD
+[2.3.1]: https://github.com/jpanther/congo/compare/v2.3.0...v2.3.1
 [2.3.0]: https://github.com/jpanther/congo/compare/v2.2.3...v2.3.0
 [2.2.3]: https://github.com/jpanther/congo/compare/v2.2.2...v2.2.3
 [2.2.2]: https://github.com/jpanther/congo/compare/v2.2.1...v2.2.2
diff --git a/assets/css/compiled/main.css b/assets/css/compiled/main.css
index 06ed3141d..bc4239af5 100644
--- a/assets/css/compiled/main.css
+++ b/assets/css/compiled/main.css
@@ -1,4 +1,4 @@
-/*! Congo v2.3.0 | MIT License | https://github.com/jpanther/congo */
+/*! Congo v2.3.1 | MIT License | https://github.com/jpanther/congo */
 
 /*! tailwindcss v3.1.6 | MIT License | https://tailwindcss.com */
 
diff --git a/assets/css/main.css b/assets/css/main.css
index 6cd45f588..6f027e0e4 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -1,4 +1,4 @@
-/*! Congo v2.3.0 | MIT License | https://github.com/jpanther/congo */
+/*! Congo v2.3.1 | MIT License | https://github.com/jpanther/congo */
 
 @tailwind base;
 @tailwind components;
diff --git a/package.json b/package.json
index b6f626470..a36fd0a9a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hugo-congo-theme",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "Congo theme for Hugo",
   "scripts": {
     "preinstall": "rimraf assets/vendor",